This is the best tl;dr I could make, original reduced by 92%. (I’m a bot)
“The migration to Signal reflects growing concerns with privacy and security more in general and losing trust in WhatsApp, and Facebook, more specifically,” said Lokman Tsui, an assistant professor at the Chinese University of Hong Kong who specializes in privacy and online communications.
Signal is supported by donations, including a $50 million loan from its co-founder Brian Acton, who also helped create WhatsApp and has long been an advocate for data privacy.
Neha Bhatnagar, 40, a corporate communication professional in the Indian capital, said people in her contact list have started downloading Signal and Telegram in the past few days while remaining active on WhatsApp.